Choose the grammatically INCORRECT sentence:

1. They gave us the money back less the service charges to Three Hundred rupees.
2. This country's expenditure is not less than that of Bangladesh.
3. The committee initially asked for a funding of Fifty Lakh rupees, but later settled for a lesser sum.
4. This country's expenditure on educational reforms is very less.

Very less is wrong usage. The correct use is 'very little'.